java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 16:30:22,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 16:30:22,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 16:30:22,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 16:30:22,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 16:30:22,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 16:30:22,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 16:30:22,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 16:30:22,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 16:30:22,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 16:30:22,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 16:30:22,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 16:30:22,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 16:30:22,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 16:30:22,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 16:30:22,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 16:30:22,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 16:30:22,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 16:30:22,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 16:30:22,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 16:30:22,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 16:30:22,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 16:30:22,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 16:30:22,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 16:30:22,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 16:30:22,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 16:30:22,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 16:30:22,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 16:30:22,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 16:30:22,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 16:30:22,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 16:30:22,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 16:30:22,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 16:30:22,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 16:30:22,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 16:30:22,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 16:30:22,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 16:30:22,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 16:30:22,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 16:30:22,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 16:30:22,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 16:30:22,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 16:30:22,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 16:30:22,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 16:30:22,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 16:30:22,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 16:30:22,667 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 16:30:22,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 16:30:22,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 16:30:22,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 16:30:22,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 16:30:22,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 16:30:22,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 16:30:22,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 16:30:22,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 16:30:22,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 16:30:22,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 16:30:22,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 16:30:22,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 16:30:22,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 16:30:22,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 16:30:22,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 16:30:22,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 16:30:22,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 16:30:22,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 16:30:22,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 16:30:22,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 16:30:22,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 16:30:22,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 16:30:22,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 16:30:22,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 16:30:22,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 16:30:22,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 16:30:22,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 16:30:22,721 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 16:30:22,721 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 16:30:22,722 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2019-09-08 16:30:22,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8fa6412/05923f78ee2d4b6eb390360c3adad344/FLAG8415b6a5c [2019-09-08 16:30:23,551 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 16:30:23,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2019-09-08 16:30:23,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8fa6412/05923f78ee2d4b6eb390360c3adad344/FLAG8415b6a5c [2019-09-08 16:30:23,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8fa6412/05923f78ee2d4b6eb390360c3adad344 [2019-09-08 16:30:23,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 16:30:23,641 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 16:30:23,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 16:30:23,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 16:30:23,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 16:30:23,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 04:30:23" (1/1) ... [2019-09-08 16:30:23,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@729bbff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:23, skipping insertion in model container [2019-09-08 16:30:23,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 04:30:23" (1/1) ... [2019-09-08 16:30:23,658 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 16:30:23,791 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 16:30:25,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 16:30:25,272 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 16:30:25,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 16:30:25,624 INFO L192 MainTranslator]: Completed translation [2019-09-08 16:30:25,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25 WrapperNode [2019-09-08 16:30:25,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 16:30:25,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 16:30:25,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 16:30:25,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 16:30:25,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... [2019-09-08 16:30:25,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 16:30:25,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 16:30:25,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 16:30:25,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 16:30:25,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 16:30:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 16:30:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 16:30:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~netdev_tx_t~0 [2019-09-08 16:30:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-08 16:30:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-09-08 16:30:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-09-08 16:30:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-09-08 16:30:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2019-09-08 16:30:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2019-09-08 16:30:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_share_check [2019-09-08 16:30:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-09-08 16:30:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-09-08 16:30:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-09-08 16:30:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow [2019-09-08 16:30:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2019-09-08 16:30:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-08 16:30:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-08 16:30:25,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-08 16:30:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-08 16:30:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-08 16:30:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-08 16:30:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-08 16:30:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-09-08 16:30:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2019-09-08 16:30:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_connect_disconnect [2019-09-08 16:30:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_connected [2019-09-08 16:30:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_disconnected [2019-09-08 16:30:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_data_indication [2019-09-08 16:30:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_data_transmit [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_xmit [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_open [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_close [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_rx [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_ioctl [2019-09-08 16:30:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_1 [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2019-09-08 16:30:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2019-09-08 16:30:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2019-09-08 16:30:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2019-09-08 16:30:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2019-09-08 16:30:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_13 [2019-09-08 16:30:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_14 [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2019-09-08 16:30:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-08 16:30:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-08 16:30:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-08 16:30:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-08 16:30:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2019-09-08 16:30:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2019-09-08 16:30:25,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-08 16:30:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2019-09-08 16:30:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-09-08 16:30:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2019-09-08 16:30:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-08 16:30:25,878 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_connect_request [2019-09-08 16:30:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_data_received [2019-09-08 16:30:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_data_request [2019-09-08 16:30:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_disconnect_request [2019-09-08 16:30:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_register [2019-09-08 16:30:25,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lapb_unregister [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-09-08 16:30:25,880 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-09-08 16:30:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-09-08 16:30:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-09-08 16:30:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2019-09-08 16:30:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-08 16:30:25,881 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-08 16:30:25,882 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-08 16:30:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 16:30:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-08 16:30:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-09-08 16:30:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2019-09-08 16:30:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2019-09-08 16:30:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2019-09-08 16:30:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2019-09-08 16:30:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-09-08 16:30:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-09-08 16:30:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-09-08 16:30:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 16:30:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2019-09-08 16:30:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2019-09-08 16:30:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure skb_share_check [2019-09-08 16:30:25,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-09-08 16:30:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 16:30:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2019-09-08 16:30:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-09-08 16:30:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow [2019-09-08 16:30:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2019-09-08 16:30:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-08 16:30:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-08 16:30:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-08 16:30:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2019-09-08 16:30:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 16:30:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-08 16:30:25,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-08 16:30:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-08 16:30:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-08 16:30:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-08 16:30:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-08 16:30:25,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-08 16:30:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-08 16:30:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-08 16:30:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_1 [2019-09-08 16:30:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-09-08 16:30:25,891 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2019-09-08 16:30:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-09-08 16:30:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_13 [2019-09-08 16:30:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_14 [2019-09-08 16:30:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2019-09-08 16:30:25,892 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2019-09-08 16:30:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_register [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_unregister [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_connect_request [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_disconnect_request [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_request [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_received [2019-09-08 16:30:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure x25_ioctl [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure x25_connect_disconnect [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure x25_connected [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure x25_disconnected [2019-09-08 16:30:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure x25_data_indication [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure x25_data_transmit [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~netdev_tx_t~0 [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure x25_xmit [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure x25_open [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 16:30:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure x25_close [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure x25_rx [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-08 16:30:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2019-09-08 16:30:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2019-09-08 16:30:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-08 16:30:25,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 16:30:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-08 16:30:25,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 16:30:26,547 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-08 16:30:27,377 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 16:30:27,377 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-08 16:30:27,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 04:30:27 BoogieIcfgContainer [2019-09-08 16:30:27,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 16:30:27,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 16:30:27,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 16:30:27,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 16:30:27,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 04:30:23" (1/3) ... [2019-09-08 16:30:27,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a38d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 04:30:27, skipping insertion in model container [2019-09-08 16:30:27,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 04:30:25" (2/3) ... [2019-09-08 16:30:27,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a38d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 04:30:27, skipping insertion in model container [2019-09-08 16:30:27,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 04:30:27" (3/3) ... [2019-09-08 16:30:27,388 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_x25.ko-entry_point.cil.out.i [2019-09-08 16:30:27,397 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 16:30:27,407 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 16:30:27,424 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 16:30:27,458 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 16:30:27,459 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 16:30:27,459 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 16:30:27,459 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 16:30:27,460 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 16:30:27,460 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 16:30:27,460 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 16:30:27,460 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 16:30:27,460 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 16:30:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states. [2019-09-08 16:30:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-09-08 16:30:27,502 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:27,503 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:27,505 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:27,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:27,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1315192590, now seen corresponding path program 1 times [2019-09-08 16:30:27,513 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:27,513 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:27,582 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:27,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:27,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 16:30:27,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:27,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 16:30:27,920 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 16:30:27,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 16:30:27,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:27,940 INFO L87 Difference]: Start difference. First operand 464 states. Second operand 3 states. [2019-09-08 16:30:28,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:28,161 INFO L93 Difference]: Finished difference Result 1060 states and 1341 transitions. [2019-09-08 16:30:28,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 16:30:28,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2019-09-08 16:30:28,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:28,202 INFO L225 Difference]: With dead ends: 1060 [2019-09-08 16:30:28,202 INFO L226 Difference]: Without dead ends: 681 [2019-09-08 16:30:28,220 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:28,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2019-09-08 16:30:28,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 681. [2019-09-08 16:30:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 681 states. [2019-09-08 16:30:28,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 815 transitions. [2019-09-08 16:30:28,457 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 815 transitions. Word has length 48 [2019-09-08 16:30:28,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:28,458 INFO L475 AbstractCegarLoop]: Abstraction has 681 states and 815 transitions. [2019-09-08 16:30:28,458 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 16:30:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 815 transitions. [2019-09-08 16:30:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 16:30:28,466 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:28,466 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:28,467 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:28,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:28,467 INFO L82 PathProgramCache]: Analyzing trace with hash 298258978, now seen corresponding path program 1 times [2019-09-08 16:30:28,467 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:28,468 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:28,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:28,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:28,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:28,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 16:30:28,733 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:28,733 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-08 16:30:28,736 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-08 16:30:28,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-08 16:30:28,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:30:28,737 INFO L87 Difference]: Start difference. First operand 681 states and 815 transitions. Second operand 5 states. [2019-09-08 16:30:28,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:28,841 INFO L93 Difference]: Finished difference Result 1345 states and 1611 transitions. [2019-09-08 16:30:28,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 16:30:28,842 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2019-09-08 16:30:28,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:28,847 INFO L225 Difference]: With dead ends: 1345 [2019-09-08 16:30:28,848 INFO L226 Difference]: Without dead ends: 680 [2019-09-08 16:30:28,851 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-08 16:30:28,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2019-09-08 16:30:28,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 680. [2019-09-08 16:30:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2019-09-08 16:30:28,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 811 transitions. [2019-09-08 16:30:28,888 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 811 transitions. Word has length 52 [2019-09-08 16:30:28,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:28,889 INFO L475 AbstractCegarLoop]: Abstraction has 680 states and 811 transitions. [2019-09-08 16:30:28,889 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-08 16:30:28,889 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 811 transitions. [2019-09-08 16:30:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-09-08 16:30:28,894 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:28,894 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:28,895 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:28,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:28,895 INFO L82 PathProgramCache]: Analyzing trace with hash 1613416812, now seen corresponding path program 1 times [2019-09-08 16:30:28,895 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:28,896 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:28,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:28,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:28,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:29,081 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-09-08 16:30:29,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:29,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 16:30:29,082 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 16:30:29,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 16:30:29,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 16:30:29,083 INFO L87 Difference]: Start difference. First operand 680 states and 811 transitions. Second operand 6 states. [2019-09-08 16:30:29,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:29,669 INFO L93 Difference]: Finished difference Result 2013 states and 2465 transitions. [2019-09-08 16:30:29,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 16:30:29,670 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 90 [2019-09-08 16:30:29,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:29,680 INFO L225 Difference]: With dead ends: 2013 [2019-09-08 16:30:29,681 INFO L226 Difference]: Without dead ends: 1333 [2019-09-08 16:30:29,685 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 16:30:29,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2019-09-08 16:30:29,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 1333. [2019-09-08 16:30:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1333 states. [2019-09-08 16:30:29,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1333 states and 1634 transitions. [2019-09-08 16:30:29,767 INFO L78 Accepts]: Start accepts. Automaton has 1333 states and 1634 transitions. Word has length 90 [2019-09-08 16:30:29,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:29,768 INFO L475 AbstractCegarLoop]: Abstraction has 1333 states and 1634 transitions. [2019-09-08 16:30:29,769 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 16:30:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1634 transitions. [2019-09-08 16:30:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-09-08 16:30:29,834 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:29,834 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:29,835 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:29,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:29,835 INFO L82 PathProgramCache]: Analyzing trace with hash -935007548, now seen corresponding path program 1 times [2019-09-08 16:30:29,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:29,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:29,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:29,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:29,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-08 16:30:29,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:29,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 16:30:29,967 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 16:30:29,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 16:30:29,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:29,968 INFO L87 Difference]: Start difference. First operand 1333 states and 1634 transitions. Second operand 3 states. [2019-09-08 16:30:30,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:30,128 INFO L93 Difference]: Finished difference Result 3813 states and 4670 transitions. [2019-09-08 16:30:30,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 16:30:30,128 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2019-09-08 16:30:30,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:30,144 INFO L225 Difference]: With dead ends: 3813 [2019-09-08 16:30:30,144 INFO L226 Difference]: Without dead ends: 2496 [2019-09-08 16:30:30,150 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:30,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2019-09-08 16:30:30,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 2455. [2019-09-08 16:30:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2455 states. [2019-09-08 16:30:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2455 states and 2977 transitions. [2019-09-08 16:30:30,278 INFO L78 Accepts]: Start accepts. Automaton has 2455 states and 2977 transitions. Word has length 120 [2019-09-08 16:30:30,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:30,279 INFO L475 AbstractCegarLoop]: Abstraction has 2455 states and 2977 transitions. [2019-09-08 16:30:30,279 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 16:30:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2977 transitions. [2019-09-08 16:30:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-09-08 16:30:30,288 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:30,288 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:30,288 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:30,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:30,289 INFO L82 PathProgramCache]: Analyzing trace with hash 335228276, now seen corresponding path program 1 times [2019-09-08 16:30:30,289 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:30,289 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:30,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:30,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-09-08 16:30:30,376 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:30,377 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 16:30:30,377 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 16:30:30,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 16:30:30,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:30,378 INFO L87 Difference]: Start difference. First operand 2455 states and 2977 transitions. Second operand 3 states. [2019-09-08 16:30:30,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:30,493 INFO L93 Difference]: Finished difference Result 3790 states and 4597 transitions. [2019-09-08 16:30:30,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 16:30:30,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2019-09-08 16:30:30,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:30,502 INFO L225 Difference]: With dead ends: 3790 [2019-09-08 16:30:30,503 INFO L226 Difference]: Without dead ends: 1351 [2019-09-08 16:30:30,511 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:30,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1351 states. [2019-09-08 16:30:30,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1351 to 1312. [2019-09-08 16:30:30,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1312 states. [2019-09-08 16:30:30,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1312 states and 1596 transitions. [2019-09-08 16:30:30,582 INFO L78 Accepts]: Start accepts. Automaton has 1312 states and 1596 transitions. Word has length 120 [2019-09-08 16:30:30,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:30,584 INFO L475 AbstractCegarLoop]: Abstraction has 1312 states and 1596 transitions. [2019-09-08 16:30:30,584 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 16:30:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1596 transitions. [2019-09-08 16:30:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-09-08 16:30:30,590 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:30,590 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:30,590 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:30,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:30,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1590339060, now seen corresponding path program 2 times [2019-09-08 16:30:30,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:30,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:30,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:30,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-08 16:30:30,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:30,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 16:30:30,680 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 16:30:30,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 16:30:30,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:30,681 INFO L87 Difference]: Start difference. First operand 1312 states and 1596 transitions. Second operand 3 states. [2019-09-08 16:30:30,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:30,736 INFO L93 Difference]: Finished difference Result 1979 states and 2460 transitions. [2019-09-08 16:30:30,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 16:30:30,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2019-09-08 16:30:30,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:30,745 INFO L225 Difference]: With dead ends: 1979 [2019-09-08 16:30:30,745 INFO L226 Difference]: Without dead ends: 1320 [2019-09-08 16:30:30,749 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 16:30:30,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2019-09-08 16:30:30,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1316. [2019-09-08 16:30:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1316 states. [2019-09-08 16:30:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1316 states and 1600 transitions. [2019-09-08 16:30:30,876 INFO L78 Accepts]: Start accepts. Automaton has 1316 states and 1600 transitions. Word has length 120 [2019-09-08 16:30:30,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:30,877 INFO L475 AbstractCegarLoop]: Abstraction has 1316 states and 1600 transitions. [2019-09-08 16:30:30,877 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 16:30:30,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1600 transitions. [2019-09-08 16:30:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-09-08 16:30:30,881 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:30,881 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:30,881 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:30,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:30,882 INFO L82 PathProgramCache]: Analyzing trace with hash -1148818525, now seen corresponding path program 1 times [2019-09-08 16:30:30,882 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:30,882 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:30,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,888 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2019-09-08 16:30:30,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-09-08 16:30:31,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:31,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-08 16:30:31,192 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 16:30:31,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 16:30:31,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-09-08 16:30:31,194 INFO L87 Difference]: Start difference. First operand 1316 states and 1600 transitions. Second operand 9 states. [2019-09-08 16:30:33,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:33,407 INFO L93 Difference]: Finished difference Result 2903 states and 3599 transitions. [2019-09-08 16:30:33,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 16:30:33,408 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 135 [2019-09-08 16:30:33,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:33,418 INFO L225 Difference]: With dead ends: 2903 [2019-09-08 16:30:33,418 INFO L226 Difference]: Without dead ends: 1624 [2019-09-08 16:30:33,423 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-09-08 16:30:33,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1624 states. [2019-09-08 16:30:33,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1624 to 1408. [2019-09-08 16:30:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1408 states. [2019-09-08 16:30:33,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1408 states and 1674 transitions. [2019-09-08 16:30:33,513 INFO L78 Accepts]: Start accepts. Automaton has 1408 states and 1674 transitions. Word has length 135 [2019-09-08 16:30:33,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:33,515 INFO L475 AbstractCegarLoop]: Abstraction has 1408 states and 1674 transitions. [2019-09-08 16:30:33,516 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 16:30:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1674 transitions. [2019-09-08 16:30:33,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-09-08 16:30:33,521 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:33,522 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:33,522 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:33,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:33,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1462788848, now seen corresponding path program 1 times [2019-09-08 16:30:33,523 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:33,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:33,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:33,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:33,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-09-08 16:30:33,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:33,819 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-08 16:30:33,821 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-08 16:30:33,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-08 16:30:33,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-09-08 16:30:33,821 INFO L87 Difference]: Start difference. First operand 1408 states and 1674 transitions. Second operand 9 states. [2019-09-08 16:30:36,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:36,685 INFO L93 Difference]: Finished difference Result 2737 states and 3438 transitions. [2019-09-08 16:30:36,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-08 16:30:36,686 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 161 [2019-09-08 16:30:36,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:36,699 INFO L225 Difference]: With dead ends: 2737 [2019-09-08 16:30:36,699 INFO L226 Difference]: Without dead ends: 1982 [2019-09-08 16:30:36,703 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-09-08 16:30:36,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1982 states. [2019-09-08 16:30:36,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1982 to 1578. [2019-09-08 16:30:36,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1578 states. [2019-09-08 16:30:36,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1578 states and 1912 transitions. [2019-09-08 16:30:36,783 INFO L78 Accepts]: Start accepts. Automaton has 1578 states and 1912 transitions. Word has length 161 [2019-09-08 16:30:36,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:36,784 INFO L475 AbstractCegarLoop]: Abstraction has 1578 states and 1912 transitions. [2019-09-08 16:30:36,784 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-08 16:30:36,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1912 transitions. [2019-09-08 16:30:36,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-08 16:30:36,788 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:36,789 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:36,789 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:36,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:36,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1076168251, now seen corresponding path program 1 times [2019-09-08 16:30:36,790 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:36,790 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:36,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:36,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:36,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 16:30:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-09-08 16:30:36,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 16:30:36,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 16:30:36,888 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 16:30:36,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 16:30:36,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 16:30:36,889 INFO L87 Difference]: Start difference. First operand 1578 states and 1912 transitions. Second operand 4 states. [2019-09-08 16:30:36,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 16:30:36,961 INFO L93 Difference]: Finished difference Result 2521 states and 3134 transitions. [2019-09-08 16:30:36,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-08 16:30:36,961 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 162 [2019-09-08 16:30:36,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 16:30:36,970 INFO L225 Difference]: With dead ends: 2521 [2019-09-08 16:30:36,971 INFO L226 Difference]: Without dead ends: 1596 [2019-09-08 16:30:36,975 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-08 16:30:36,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1596 states. [2019-09-08 16:30:37,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1596 to 1584. [2019-09-08 16:30:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1584 states. [2019-09-08 16:30:37,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 1920 transitions. [2019-09-08 16:30:37,044 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 1920 transitions. Word has length 162 [2019-09-08 16:30:37,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 16:30:37,045 INFO L475 AbstractCegarLoop]: Abstraction has 1584 states and 1920 transitions. [2019-09-08 16:30:37,045 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 16:30:37,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1920 transitions. [2019-09-08 16:30:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-09-08 16:30:37,051 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 16:30:37,051 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 16:30:37,051 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 16:30:37,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 16:30:37,052 INFO L82 PathProgramCache]: Analyzing trace with hash -101464680, now seen corresponding path program 1 times [2019-09-08 16:30:37,052 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 16:30:37,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 16:30:37,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:37,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 16:30:37,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 16:30:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 16:30:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 16:30:37,397 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 16:30:37,469 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2019-09-08 16:30:37,470 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967316 could not be translated for associated CType ARRAY#_15_~~Element~0# [2019-09-08 16:30:37,470 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967298 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# [2019-09-08 16:30:37,471 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967321 could not be translated for associated CType ARRAY#_15_~~Element~0# [2019-09-08 16:30:37,482 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,484 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,484 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,485 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,486 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,489 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,489 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,495 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,496 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,513 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,513 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,514 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,514 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,515 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,515 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,515 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,516 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,516 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,516 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,517 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,517 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,521 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,522 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,523 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,523 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,531 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,536 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,536 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,537 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,538 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,538 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,538 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,539 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,540 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,541 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,541 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,541 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,542 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,542 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,542 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,544 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,544 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,544 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,545 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,545 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,545 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2019-09-08 16:30:37,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 04:30:37 BoogieIcfgContainer [2019-09-08 16:30:37,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 16:30:37,579 INFO L168 Benchmark]: Toolchain (without parser) took 13934.43 ms. Allocated memory was 139.5 MB in the beginning and 488.6 MB in the end (delta: 349.2 MB). Free memory was 78.2 MB in the beginning and 166.3 MB in the end (delta: -88.1 MB). Peak memory consumption was 261.1 MB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,580 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1984.03 ms. Allocated memory was 139.5 MB in the beginning and 222.3 MB in the end (delta: 82.8 MB). Free memory was 78.0 MB in the beginning and 120.3 MB in the end (delta: -42.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,582 INFO L168 Benchmark]: Boogie Preprocessor took 161.60 ms. Allocated memory is still 222.3 MB. Free memory was 119.4 MB in the beginning and 112.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,583 INFO L168 Benchmark]: RCFGBuilder took 1591.03 ms. Allocated memory was 222.3 MB in the beginning and 266.9 MB in the end (delta: 44.6 MB). Free memory was 112.6 MB in the beginning and 124.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 55.0 MB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,584 INFO L168 Benchmark]: TraceAbstraction took 10193.02 ms. Allocated memory was 266.9 MB in the beginning and 488.6 MB in the end (delta: 221.8 MB). Free memory was 124.3 MB in the beginning and 166.3 MB in the end (delta: -42.0 MB). Peak memory consumption was 179.8 MB. Max. memory is 7.1 GB. [2019-09-08 16:30:37,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1984.03 ms. Allocated memory was 139.5 MB in the beginning and 222.3 MB in the end (delta: 82.8 MB). Free memory was 78.0 MB in the beginning and 120.3 MB in the end (delta: -42.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.60 ms. Allocated memory is still 222.3 MB. Free memory was 119.4 MB in the beginning and 112.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1591.03 ms. Allocated memory was 222.3 MB in the beginning and 266.9 MB in the end (delta: 44.6 MB). Free memory was 112.6 MB in the beginning and 124.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 55.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10193.02 ms. Allocated memory was 266.9 MB in the beginning and 488.6 MB in the end (delta: 221.8 MB). Free memory was 124.3 MB in the beginning and 166.3 MB in the end (delta: -42.0 MB). Peak memory consumption was 179.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967306 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967316 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967298 could not be translated for associated CType STRUCT~~hdlc_proto?open~*((*net_device ) : INT)?close~*((*net_device ) : VOID)?start~*((*net_device ) : VOID)?stop~*((*net_device ) : VOID)?detach~*((*net_device ) : VOID)?ioctl~*((*net_device *ifreq ) : INT)?type_trans~*((*sk_buff *net_device ) : ~__be16~0)?netif_rx~*((*sk_buff ) : INT)?xmit~*((*sk_buff *net_device ) : ~netdev_tx_t~0)?module~*module?next~*hdlc_proto# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967321 could not be translated for associated CType ARRAY#_15_~~Element~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch89 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch123 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch134 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch125 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5315]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L5338] int LDV_IN_INTERRUPT = 1; [L5339] struct sk_buff *proto_group0 ; [L5340] int ref_cnt ; [L5341] int ldv_state_variable_1 ; [L5342] struct net_device *proto_group1 ; [L5343] int ldv_state_variable_0 ; [L5559-L5561] static struct hdlc_proto proto = {& x25_open, & x25_close, 0, 0, 0, & x25_ioctl, 0, & x25_rx, & x25_xmit, & __this_module, 0}; [L5628] int ldv_retval_0 ; [L5629] int ldv_retval_1 ; [L5832] Element set_impl[15] ; [L5833] int last_index = 0; [L5967] Set LDV_SKBS ; VAL [\old(last_index)=4294967313, \old(LDV_IN_INTERRUPT)=4294967311, \old(ldv_retval_0)=4294967309, \old(ldv_retval_1)=4294967303, \old(LDV_SKBS)=4294967320, \old(LDV_SKBS)=4294967297, \old(ldv_state_variable_0)=4294967323, \old(ldv_state_variable_1)=4294967315, \old(proto)=null, \old(proto)=null, \old(proto_group0)=4294967300, \old(proto_group0)=4294967302, \old(proto_group1)=4294967314, \old(proto_group1)=4294967326, \old(ref_cnt)=4294967304, \old(set_impl)=null, \old(set_impl)=null, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5646] struct ifreq *ldvarg0 ; [L5647] void *tmp ; [L5648] int tmp___0 ; [L5649] int tmp___1 ; [L5650] int tmp___2 ; VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5652] CALL, EXPR ldv_successful_zalloc(40UL) VAL [\old(__size)=40, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5249] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=40, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __size=40, __this_module={4294967319:4294967305}, calloc(1UL, __size)={3:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5249] void *p = calloc(1UL, __size); [L5251] return p; VAL [\old(__size)=40, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={3:0}, __size=40, __this_module={4294967319:4294967305}, calloc(1UL, __size)={3:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, p={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5652] RET, EXPR ldv_successful_zalloc(40UL) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_successful_zalloc(40UL)={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5652] tmp = ldv_successful_zalloc(40UL) [L5653] ldvarg0 = (struct ifreq *)tmp VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}] [L5654] CALL ldv_initialize() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5986] CALL ldv_set_init(LDV_SKBS) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set_impl={-5:0}] [L5838] set = set_impl [L5839] last_index = 0 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={-5:0}, set={0:0}, set_impl={-5:0}] [L5986] RET ldv_set_init(LDV_SKBS) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5654] RET ldv_initialize() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}] [L5655] ldv_state_variable_1 = 0 [L5656] ref_cnt = 0 [L5657] ldv_state_variable_0 = 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}] [L5659] tmp___0 = __VERIFIER_nondet_int() [L5661] case 0: [L5726] case 1: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1] [L5727] COND TRUE ldv_state_variable_0 != 0 [L5728] tmp___2 = __VERIFIER_nondet_int() [L5730] case 0: [L5738] case 1: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5739] COND TRUE ldv_state_variable_0 == 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5740] CALL, EXPR mod_init() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5617] FCALL register_hdlc_protocol(& proto) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5618] return (0); VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5740] RET, EXPR mod_init() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={3:0}, mod_init()=0, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5740] ldv_retval_1 = mod_init() [L5741] COND TRUE ldv_retval_1 == 0 [L5742] ldv_state_variable_0 = 3 [L5743] ldv_state_variable_1 = 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5744] CALL ldv_initialize_hdlc_proto_1() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5634] void *tmp ; [L5635] void *tmp___0 ; VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5637] CALL, EXPR ldv_successful_zalloc(3264UL) VAL [\old(__size)=3264, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5249] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=3264, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __size=3264, __this_module={4294967319:4294967305}, calloc(1UL, __size)={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5249] void *p = calloc(1UL, __size); [L5251] return p; VAL [\old(__size)=3264, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={10:0}, __size=3264, __this_module={4294967319:4294967305}, calloc(1UL, __size)={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={10:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5637] RET, EXPR ldv_successful_zalloc(3264UL) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(3264UL)={10:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-5:0}] [L5637] tmp = ldv_successful_zalloc(3264UL) [L5638] proto_group1 = (struct net_device *)tmp VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={10:0}] [L5639] CALL, EXPR ldv_successful_zalloc(232UL) VAL [\old(__size)=232, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5249] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=232, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __size=232, __this_module={4294967319:4294967305}, calloc(1UL, __size)={1:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={0:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5249] void *p = calloc(1UL, __size); [L5251] return p; VAL [\old(__size)=232, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={1:0}, __size=232, __this_module={4294967319:4294967305}, calloc(1UL, __size)={1:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={1:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5639] RET, EXPR ldv_successful_zalloc(232UL) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(232UL)={1:0}, proto={-7:0}, proto_group0={0:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={10:0}] [L5639] tmp___0 = ldv_successful_zalloc(232UL) [L5640] proto_group0 = (struct sk_buff *)tmp___0 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={10:0}, tmp___0={1:0}] [L5744] RET ldv_initialize_hdlc_proto_1() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5747] COND FALSE !(ldv_retval_1 != 0) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___2=1] [L5659] tmp___0 = __VERIFIER_nondet_int() [L5661] case 0: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___2=1] [L5662] COND TRUE ldv_state_variable_1 != 0 [L5663] tmp___1 = __VERIFIER_nondet_int() [L5665] case 0: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___1=0, tmp___2=1] [L5666] COND TRUE ldv_state_variable_1 == 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___1=0, tmp___2=1] [L5667] CALL x25_xmit(proto_group0, proto_group1) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={1:0}] [L5466] int result ; [L5469] skb->data [L5470] skb->data [L5471] case 0: [L5479] case 1: [L5491] case 2: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5492] CALL, EXPR lapb_disconnect_request(dev) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, arg0={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L6075] return __VERIFIER_nondet_int(); [L5492] RET, EXPR lapb_disconnect_request(dev) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, lapb_disconnect_request(dev)=4, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5492] result = lapb_disconnect_request(dev) [L5493] COND TRUE result != 0 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, result=4, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5494] COND TRUE result == 4 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, result=4, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5495] CALL x25_disconnected(dev, 0) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(reason)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5430] CALL x25_connect_disconnect(dev, reason, 2) VAL [\old(code)=2, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(reason)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5404] struct sk_buff *skb ; [L5405] unsigned char *ptr ; VAL [\old(code)=2, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(reason)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, code=2, dev={10:0}, dev={10:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, reason=0, ref_cnt=0, set_impl={-5:0}] [L5407] CALL, EXPR ldv_dev_alloc_skb_12(1U) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(length)=1, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5809] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(length)=1, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5811] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5970] void *skb ; [L5971] void *tmp___7 ; VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5973] CALL, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(__size)=204, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5249] EXPR, FCALL calloc(1UL, __size) VAL [\old(__size)=204, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __size=204, __this_module={4294967319:4294967305}, calloc(1UL, __size)={4294967296:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5249] void *p = calloc(1UL, __size); [L5251] return p; VAL [\old(__size)=204, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={4294967296:0}, __size=204, __this_module={4294967319:4294967305}, calloc(1UL, __size)={4294967296:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, p={4294967296:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5973] RET, EXPR ldv_successful_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_successful_zalloc(sizeof(struct sk_buff___0 ))={4294967296:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5973] tmp___7 = ldv_successful_zalloc(sizeof(struct sk_buff___0 )) [L5974] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={4294967296:0}, tmp___7={4294967296:0}] [L5975] COND FALSE !(! skb) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={4294967296:0}, tmp___7={4294967296:0}] [L5978] CALL ldv_set_add(LDV_SKBS, skb) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={4294967296:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set_impl={-5:0}] [L5846] int i ; [L5848] i = 0 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={4294967296:0}, e={4294967296:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5849] COND TRUE 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={4294967296:0}, e={4294967296:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5850] COND FALSE !(i < last_index) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={4294967296:0}, e={4294967296:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5860] COND TRUE last_index < 15 [L5861] set_impl[last_index] = e [L5862] last_index = last_index + 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={4294967296:0}, e={4294967296:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5978] RET ldv_set_add(LDV_SKBS, skb) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={4294967296:0}, tmp___7={4294967296:0}] [L5979] return (skb); VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={4294967296:0}, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={4294967296:0}, tmp___7={4294967296:0}] [L5811] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(length)=1, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_skb_alloc()={4294967296:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5811] tmp = ldv_skb_alloc() [L5812] return (tmp); VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(length)=1, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result={4294967296:0}, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, length=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={4294967296:0}] [L5407] RET, EXPR ldv_dev_alloc_skb_12(1U) VAL [\old(code)=2, \old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(reason)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, code=2, dev={10:0}, dev={10:0}, last_index=1, ldv_dev_alloc_skb_12(1U)={4294967296:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, reason=0, ref_cnt=0, set_impl={-5:0}] [L5407] skb = ldv_dev_alloc_skb_12(1U) [L5408] COND TRUE (unsigned long )skb == (unsigned long )((struct sk_buff *)0) [L5430] RET x25_connect_disconnect(dev, reason, 2) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(reason)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, reason=0, ref_cnt=0, set_impl={-5:0}] [L5495] RET x25_disconnected(dev, 0) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, result=4, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data=258skb->data={0:4294967310}] [L5507] CALL ldv_skb_free(skb) VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={1:0}] [L5993] CALL ldv_set_remove(LDV_SKBS, skb) VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, e={1:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set_impl={-5:0}] [L5871] int i ; [L5872] int deleted_index ; [L5874] deleted_index = -1 [L5875] i = 0 VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5876] COND TRUE 1 VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5877] COND TRUE i < last_index VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5881] EXPR set_impl[i] VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}, set_impl[i]={4294967296:0}] [L5881] COND FALSE !((unsigned long )set_impl[i] == (unsigned long )e) [L5886] i = i + 1 VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5876] COND TRUE 1 VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5877] COND FALSE !(i < last_index) VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5888] COND FALSE !(deleted_index != -1) VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, deleted_index=-1, e={1:0}, e={1:0}, i=1, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L5993] RET ldv_set_remove(LDV_SKBS, skb) VAL [\old(last_index)=1, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, skb={1:0}, skb={1:0}] [L5507] RET ldv_skb_free(skb) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, result=4, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5508] return (0); VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result=0, __this_module={4294967319:4294967305}, dev={10:0}, dev={10:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, result=4, set_impl={-5:0}, skb={1:0}, skb={1:0}, skb->data={0:4294967310}skb->data=258] [L5667] RET x25_xmit(proto_group0, proto_group1) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___1=0, tmp___2=1, x25_xmit(proto_group0, proto_group1)=0] [L5668] ldv_state_variable_1 = 1 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___1=0, tmp___2=1] [L5671] COND FALSE !(ldv_state_variable_1 == 2) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=0, tmp___1=0, tmp___2=1] [L5659] tmp___0 = __VERIFIER_nondet_int() [L5661] case 0: [L5726] case 1: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___1=0, tmp___2=1] [L5727] COND TRUE ldv_state_variable_0 != 0 [L5728] tmp___2 = __VERIFIER_nondet_int() [L5730] case 0: VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___1=0, tmp___2=0] [L5731] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___1=0, tmp___2=0] [L5732] CALL mod_exit() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5624] FCALL unregister_hdlc_protocol(& proto) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5732] RET mod_exit() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___1=0, tmp___2=0] [L5733] ldv_state_variable_0 = 2 VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldvarg0={3:0}, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp={3:0}, tmp___0=1, tmp___1=0, tmp___2=0] [L5768] CALL ldv_check_final_state() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L6037] int tmp___7 ; VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L6039] CALL, EXPR ldv_set_is_empty(LDV_SKBS) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set_impl={-5:0}] [L5928] return (last_index == 0); VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, \result=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={-5:0}] [L6039] RET, EXPR ldv_set_is_empty(LDV_SKBS) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_set_is_empty(LDV_SKBS)=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L6039] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6040] COND FALSE !(\read(tmp___7)) VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}, tmp___7=0] [L6042] CALL ldv_error() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] [L5315] __VERIFIER_error() VAL [\old(last_index)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(proto_group0)=0, \old(proto_group0)=0, \old(proto_group1)=0, \old(proto_group1)=0, \old(ref_cnt)=0, __this_module={4294967319:4294967305}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, proto={-7:0}, proto_group0={1:0}, proto_group1={10:0}, ref_cnt=0, set_impl={-5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 90 procedures, 535 locations, 1 error locations. UNSAFE Result, 10.1s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 6.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4477 SDtfs, 3876 SDslu, 7455 SDs, 0 SdLazy, 4006 SolverSat, 1196 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 78 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2455occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 716 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1173 NumberOfCodeBlocks, 1173 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 999 ConstructedInterpolants, 0 QuantifiedInterpolants, 202939 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 275/275 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...